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Zeus

Install apps, games and emulators on your iPhone and iPad, signed right on the device.

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Version 3.2.1 · iOS 17 or later

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Not affiliated with Apple Inc. iPhone and iPad are trademarks of Apple Inc.

  1. IPSW
  2. Mac
  3. Mac Studio (M5 Ultra)

Mac Studio (M5 Ultra) IPSW downloads

Model Mac17,15 · Board J775dAP · 3 versions

Signed now

Apple is signing these versions, so they install with a normal restore.

  • macOS 27.2Latest

    Build 26B123 · Oct 26, 2026 · 23.84 GB

    Download

  • macOS 27.0.1

    Build 26A434 · Sep 28, 2026 · 24.81 GB

    Download

  • macOS 27.0

    Build 26A428 · Sep 14, 2026 · 24.80 GB

    Download

Restoring wipes all data. Back up your device first. How to restore

All firmware

3 versions

Newest first, every release Apple has published for this model.

macOS 27

3 builds
macOS 27 firmware for Mac Studio (M5 Ultra)
VersionBuildReleasedSizeStatusDownload
macOS 27.2LatestSigned

26B123 · Oct 26, 2026 · 23.84 GB

26B123Oct 26, 202623.84 GBSignedDownload
macOS 27.0.1Signed

26A434 · Sep 28, 2026 · 24.81 GB

26A434Sep 28, 202624.81 GBSignedDownload
macOS 27.0Signed

26A428 · Sep 14, 2026 · 24.80 GB

26A428Sep 14, 202624.80 GBSignedDownload